WO2025018566A1 - 가요성 인쇄회로 기판을 포함하는 전자 장치 - Google Patents
가요성 인쇄회로 기판을 포함하는 전자 장치 Download PDFInfo
- Publication number
- WO2025018566A1 WO2025018566A1 PCT/KR2024/007173 KR2024007173W WO2025018566A1 WO 2025018566 A1 WO2025018566 A1 WO 2025018566A1 KR 2024007173 W KR2024007173 W KR 2024007173W WO 2025018566 A1 WO2025018566 A1 WO 2025018566A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- layer
- electronic device
- circuit board
- printed circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1683—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts for the transmission of signal or power between the different housings, e.g. details of wired or wireless communication, passage of cabling
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1616—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/14—Structural association of two or more printed circuits
Definitions
- Embodiments of the present disclosure relate to electronic devices, for example, electronic devices including a flexible printed circuit board.
- An electronic device may refer to a device that performs a specific function according to a program installed in it, such as a home appliance, an electronic notebook, a portable multimedia player, a mobile communication terminal, a tablet PC, an audio/video device, a desktop/laptop computer, or a car navigation system.
- these electronic devices can output stored information as audio or video.
- various functions can be installed in a single electronic device, such as a mobile communication terminal. For example, in addition to communication functions, entertainment functions such as games, multimedia functions such as music/video playback, communication and security functions for mobile banking, or functions such as schedule management or electronic wallets are being integrated into a single electronic device.
- a touchscreen display is an output device that outputs a screen, for example, visual information, and can provide a virtual keypad that replaces a mechanical input device (e.g., a button-type input device).
- portable communication devices or electronic devices can be miniaturized while providing the same or improved usability (e.g., a larger screen).
- flexible displays for example, foldable or rollable displays, become commercialized, the portability and ease of use of electronic devices are expected to further improve.
- An electronic device including a flexible display can be carried in a folded or rolled state with a plurality of different structures (e.g., housings) and can provide a large screen when unfolded, thereby improving portability and ease of use.
- an electronic device may include a housing structure including a first housing and a second housing, a hinge structure configured to rotatably couple the first housing and the second housing and provide at least one folding axis that serves as a center of rotation of the first housing or the second housing, and a flexible printed circuit board disposed from an interior of the first housing across the hinge structure into an interior of the second housing.
- a region of the flexible printed circuit board passing through the hinge structure may include a substrate layer, a shielding layer, and a signal line layer formed between the substrate layer and the shielding layer.
- the signal line layer may include a signal line and a ground line that extend substantially perpendicular to the at least one folding axis and are disposed adjacent to each other.
- the shielding layer may include a shielding conductive layer spaced apart from the signal line and electrically connected to the ground line, and a shielding insulating layer formed on the shielding conductive layer.
- the flexible printed circuit board can include an elastomeric line layer formed at least partially as aligned with the ground line across the area where the hinge structure is disposed.
- an electronic device may include a housing structure including a first housing and a second housing, a hinge structure configured to rotatably couple the first housing and the second housing and provide at least one folding axis that serves as a center of rotation of the first housing or the second housing, a flexible printed circuit board disposed from an interior of the first housing across an area where the hinge structure is disposed and into an interior of the second housing, and a processor or a communication module configured to transmit a communication signal using the flexible printed circuit board.
- a portion of the flexible printed circuit board that crosses the area where the hinge structure is disposed may include a substrate layer, a shielding layer, and a signal line layer formed between the substrate layer and the shielding layer, wherein the signal line layer may include a signal line and a ground line that extend along a direction substantially perpendicular to the at least one folding axis and are disposed adjacent to each other.
- the shielding layer may include a shielding conductive layer spaced apart from the signal line and electrically connected to the ground line, and a shielding insulating layer formed over the shielding conductive layer.
- the flexible printed circuit board may include an elastic line layer formed to be at least partially aligned with the ground line in a portion crossing the area where the hinge structure is arranged.
- an electronic device may include a first housing, a second housing configured to rotate about at least one folding axis between a first position facing the first housing and a second position unfolded at a specified angle from the first position, a hinge structure disposed in a hinge region between the first housing and the second housing and rotatably coupling the first housing and the second housing, and a flexible printed circuit board disposed from an interior of the first housing across the hinge region into an interior of the second housing.
- the flexible printed circuit board may include a first layer, a second layer disposed on the first layer and including signal lines and ground lines alternately arranged along the at least one folding axis direction, a third layer disposed on the second layer and electrically connected to at least one of the ground lines to provide an electromagnetic shielding environment to each of the first signal line and the second signal line adjacent to the first signal line among the signal lines, and at least one elastomeric line disposed on the third layer or between the second layer and the third layer corresponding to at least one of the ground lines.
- an electronic device may include a first housing, a second housing configured to rotate about a folding axis, a hinge structure disposed in a hinge region between the first housing and the second housing and rotatably coupling the first housing and the second housing, a flexible printed circuit board disposed from an interior of the first housing across the hinge region into an interior of the second housing, and a processor or communication module configured to transmit a communication signal using the flexible printed circuit board.
- the flexible printed circuit board may include a first layer, a second layer disposed on the first layer and including signal lines and ground lines alternately arranged along the at least one folding axis direction, a third layer disposed on the second layer and electrically connected to at least one of the ground lines to provide an electromagnetic shielding environment to each of the first signal line and the second signal line adjacent to the first signal line among the signal lines, and at least one elastomeric line disposed on the third layer or between the second layer and the third layer corresponding to at least one of the ground lines.
- FIG. 1 is a block diagram illustrating an electronic device within a network environment according to one embodiment of the present disclosure.
- FIG. 2 is a diagram illustrating an unfolded state of an electronic device according to one embodiment of the present disclosure.
- FIG. 3 is a diagram illustrating a folded state of an electronic device according to one embodiment of the present disclosure.
- FIG. 4 is an exploded perspective view of an electronic device according to one embodiment of the present disclosure.
- FIG. 5 is a drawing showing a flexible printed circuit board of an electronic device according to one embodiment of the present disclosure.
- FIG. 6 is a drawing showing an unfolded state of an electronic device according to one embodiment of the present disclosure.
- FIG. 7 is a drawing showing a flexible printed circuit board of an electronic device according to one embodiment of the present disclosure.
- FIG. 8 is an enlarged view of a portion E1 of FIG. 7 in a flexible printed circuit board of an electronic device according to one embodiment of the present disclosure.
- FIG. 9 is a drawing showing a cut along line A-A' of FIG. 8 in a flexible printed circuit board of an electronic device according to one embodiment of the present disclosure.
- FIG. 10 is an enlarged view of a portion E2 of FIG. 7 in a flexible printed circuit board of an electronic device according to one embodiment of the present disclosure.
- FIG. 11 is a drawing showing a flexible printed circuit board of an electronic device according to one embodiment of the present disclosure.
- FIG. 12 is a drawing showing a flexible printed circuit board of an electronic device according to one embodiment of the present disclosure.
- FIG. 13 is a drawing showing a flexible printed circuit board of an electronic device according to one embodiment of the present disclosure.
- wiring may be provided to connect electrical/electronic components disposed in different housings.
- Such wiring may, for example, supply power or transmit data signals, control signals, and/or communication signals.
- a flexible printed circuit board may be useful for electrically connecting the different housings (or the electrical/electronic components embedded in each of the housings).
- the flexible printed circuit board may be flexible enough to be deformable between a flat plate shape and a curved plate or curved surface shape depending on the relative positions of the housings.
- an electromagnetic shielding structure When transmitting a communication signal through a flexible printed circuit board inside an electronic device, an electromagnetic shielding structure may be provided on the signal line.
- an electromagnetic shielding structure or a waveguide structure may be provided on the signal line for transmitting the communication signal.
- an electromagnetic shielding structure or waveguide structure
- such an electromagnetic shielding structure may be implemented by an arrangement of via conductors arranged around the signal line. The spacing between the via conductors may become smaller as the frequency of the communication signal increases.
- an electromagnetic shielding structure may be implemented on the signal line for transmitting the communication signal by using via conductors arranged at a relatively dense interval in the flexible printed circuit board.
- the flexible printed circuit board has a structure that deforms between a planar shape and a curved shape, relative displacement may occur between the via conductors, and/or cracks may occur in the via conductors due to repeated deformation operations.
- deformation of the flexible printed circuit board may cause distortion of an electromagnetic shielding structure, or electromagnetic coupling may be generated between a signal line and a via conductor, thereby deteriorating stability in communication signal transmission.
- the via conductors are arranged at a close interval, the flexibility of the flexible printed circuit board may be reduced, which may limit deformation into a curved shape.
- One embodiment of the present disclosure is intended to at least resolve the problems and/or disadvantages described above and provide at least the advantages described below, by providing an electronic device including a flexible printed circuit board that implements stable signal transmission between housings.
- One embodiment of the present disclosure can provide an electronic device including a flexible printed circuit board having a stable electromagnetic shielding structure for transmitting a communication signal.
- One embodiment of the present disclosure can provide an electronic device including a flexible printed circuit board having flexibility and durability that can be transformed between a flat shape and a curved shape while implementing stable signal transmission.
- FIG. 1 is a block diagram of an electronic device (101) in a network environment (100) according to one embodiment of the present disclosure.
- the electronic device (101) may communicate with the electronic device (102) via a first network (198) (e.g., a short-range wireless communication network) or may communicate with at least one of the electronic device (104) or the server (108) via a second network (199) (e.g., a long-range wireless communication network).
- the electronic device (101) may communicate with the electronic device (104) via the server (108).
- the electronic device (101) may include a processor (120), a memory (130), an input module (150), an audio output module (155), a display module (160), an audio module (170), a sensor module (176), an interface (177), a connection terminal (178), a haptic module (179), a camera module (180), a power management module (188), a battery (189), a communication module (190), a subscriber identification module (196), or an antenna module (197).
- the electronic device (101) may omit at least one of these components (e.g., the connection terminal (178)), or may have one or more other components added. In one embodiment, some of these components (e.g., the sensor module (176), the camera module (180), or the antenna module (197)) may be integrated into one component (e.g., the display module (160)).
- the processor (120) may control at least one other component (e.g., a hardware or software component) of an electronic device (101) connected to the processor (120) by executing, for example, software (e.g., a program (140)), and may perform various data processing or calculations.
- the processor (120) may store a command or data received from another component (e.g., a sensor module (176) or a communication module (190)) in a volatile memory (132), process the command or data stored in the volatile memory (132), and store result data in a nonvolatile memory (134).
- the processor (120) may include a main processor (121) (e.g., a central processing unit or an application processor), or an auxiliary processor (123) (e.g., a graphics processing unit, a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor) that can operate independently or together with the main processor (121).
- a main processor (121) e.g., a central processing unit or an application processor
- an auxiliary processor (123) e.g., a graphics processing unit, a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor
- the auxiliary processor (123) may be configured to use less power than the main processor (121) or to be specialized for a given function.
- the auxiliary processor (123) may be implemented separately from the main processor (121) or as a part thereof.
- the auxiliary processor (123) may control at least a portion of functions or states associated with at least one of the components of the electronic device (101) (e.g., the display module (160), the sensor module (176), or the communication module (190)), for example, on behalf of the main processor (121) while the main processor (121) is in an inactive (e.g., sleep) state, or together with the main processor (121) while the main processor (121) is in an active (e.g., application execution) state.
- the auxiliary processor (123) e.g., an image signal processor or a communication processor
- the auxiliary processor (123) may include a hardware structure specialized for processing artificial intelligence models.
- the artificial intelligence models may be generated through machine learning. Such learning may be performed, for example, in the electronic device (101) itself on which the artificial intelligence model is executed, or may be performed through a separate server (e.g., server (108)).
- the learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but is not limited to the examples described above.
- the artificial intelligence model may include a plurality of artificial neural network layers.
- the artificial neural network may be one of a deep neural network (DNN), a convolutional neural network (CNN), a recurrent neural network (RNN), a restricted Boltzmann machine (RBM), a deep belief network (DBN), a bidirectional recurrent deep neural network (BRDNN), deep Q-networks, or a combination of two or more of the above, but is not limited to the examples described above.
- the artificial intelligence model may additionally or alternatively include a software structure.
- the memory (130) can store various data used by at least one component (e.g., processor (120) or sensor module (176)) of the electronic device (101).
- the data can include, for example, software (e.g., program (140)) and input data or output data for commands related thereto.
- the memory (130) can include volatile memory (132) or nonvolatile memory (134).
- the program (140) may be stored as software in memory (130) and may include, for example, an operating system (142), middleware (144), or an application (146).
- the input module (150) can receive commands or data to be used for a component (e.g., processor (120)) of the electronic device (101) from an external source (e.g., a user) of the electronic device (101).
- the input module (150) can include, for example, a microphone, a mouse, a keyboard, a key (e.g., a button), or a digital pen (e.g., a stylus pen).
- the audio output module (155) can output an audio signal to the outside of the electronic device (101).
- the audio output module (155) can include, for example, a speaker or a receiver.
- the speaker can be used for general purposes such as multimedia playback or recording playback.
- the receiver can be used to receive an incoming call. According to one embodiment, the receiver can be implemented separately from the speaker or as a part thereof.
- the display module (160) can visually provide information to an external party (e.g., a user) of the electronic device (101).
- the display module (160) can include, for example, a display, a holographic device, or a projector and a control circuit for controlling the device.
- the display module (160) can include a touch sensor configured to detect a touch, or a pressure sensor configured to measure the intensity of a force generated by the touch.
- the audio module (170) can convert sound into an electrical signal, or vice versa, convert an electrical signal into sound. According to one embodiment, the audio module (170) can obtain sound through an input module (150), or output sound through an audio output module (155), or an external electronic device (e.g., an electronic device (102)) (e.g., a speaker or headphone) directly or wirelessly connected to the electronic device (101).
- an electronic device e.g., an electronic device (102)
- a speaker or headphone directly or wirelessly connected to the electronic device (101).
- the sensor module (176) can detect an operating state (e.g., power or temperature) of the electronic device (101) or an external environmental state (e.g., user state) and generate an electric signal or data value corresponding to the detected state.
- the sensor module (176) can include, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, a temperature sensor, a humidity sensor, or an illuminance sensor.
- the interface (177) may support one or more designated protocols that may be used to directly or wirelessly connect the electronic device (101) to an external electronic device (e.g., the electronic device (102)).
- the interface (177) may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.
- HDMI high definition multimedia interface
- USB universal serial bus
- SD card interface Secure Digital Card
- connection terminal (178) may include a connector through which the electronic device (101) may be physically connected to an external electronic device (e.g., the electronic device (102)).
- the connection terminal (178) may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (e.g., a headphone connector).
- the haptic module (179) can convert an electrical signal into a mechanical stimulus (e.g., vibration or movement) or an electrical stimulus that a user can perceive through a tactile or kinesthetic sense.
- the haptic module (179) can include, for example, a motor, a piezoelectric element, or an electrical stimulation device.
- the camera module (180) can capture still images and moving images.
- the camera module (180) can include one or more lenses, image sensors, image signal processors, or flashes.
- the power management module (188) can manage power supplied to the electronic device (101).
- the power management module (188) can be implemented as, for example, at least a part of a power management integrated circuit (PMIC).
- PMIC power management integrated circuit
- a battery (189) may power at least one component of the electronic device (101).
- the battery (189) may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell.
- the communication module (190) may support establishment of a direct (e.g., wired) communication channel or a wireless communication channel between the electronic device (101) and an external electronic device (e.g., the electronic device (102), the electronic device (104), or the server (108)), and performance of communication through the established communication channel.
- the communication module (190) may operate independently from the processor (120) (e.g., the application processor) and may include one or more communication processors that support direct (e.g., wired) communication or wireless communication.
- the communication module (190) may include a wireless communication module (192) (e.g., a cellular communication module, a short-range wireless communication module, or a GNSS (global navigation satellite system) communication module) or a wired communication module (194) (e.g., a local area network (LAN) communication module, or a power line communication module).
- a wireless communication module (192) e.g., a cellular communication module, a short-range wireless communication module, or a GNSS (global navigation satellite system) communication module
- a wired communication module (194) e.g., a local area network (LAN) communication module, or a power line communication module.
- a corresponding communication module can communicate with an external electronic device via a first network (198) (e.g., a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network (199) (e.g., a long-range communication network such as a legacy cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (e.g., a LAN or WAN)).
- a first network (198) e.g., a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)
- a second network (199) e.g., a long-range communication network such as a legacy cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (e.g., a LAN or WAN)
- a computer network e.g., a
- the wireless communication module (192) can identify or authenticate the electronic device (101) within a communication network such as the first network (198) or the second network (199) by using subscriber information (e.g., international mobile subscriber identity (IMSI)) stored in the subscriber identification module (196).
- subscriber information e.g., international mobile subscriber identity (IMSI)
- the wireless communication module (192) can support a 5G network and next-generation communication technology after a 4G network, for example, NR access technology (new radio access technology).
- the NR access technology can support high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), terminal power minimization and connection of multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low-latency communications)).
- eMBB enhanced mobile broadband
- mMTC massive machine type communications
- URLLC ultra-reliable and low-latency communications
- the wireless communication module (192) can support, for example, a high-frequency band (e.g., mmWave band) to achieve a high data transmission rate.
- a high-frequency band e.g., mmWave band
- the wireless communication module (192) may support various technologies for securing performance in a high-frequency band, such as beamforming, massive multiple-input and multiple-output (MIMO), full dimensional MIMO (FD-MIMO), array antenna, analog beam-forming, or large scale antenna.
- the wireless communication module (192) may support various requirements specified in the electronic device (101), an external electronic device (e.g., the electronic device (104)), or a network system (e.g., the second network (199)).
- the wireless communication module (192) can support a peak data rate (e.g., 20 Gbps or more) for eMBB realization, a loss coverage (e.g., 164 dB or less) for mMTC realization, or a U-plane latency (e.g., 0.5 ms or less for downlink (DL) and uplink (UL) each, or 1 ms or less for round trip) for URLLC realization.
- a peak data rate e.g., 20 Gbps or more
- a loss coverage e.g., 164 dB or less
- U-plane latency e.g., 0.5 ms or less for downlink (DL) and uplink (UL) each, or 1 ms or less for round trip
- the antenna module (197) can transmit or receive signals or power to or from the outside (e.g., an external electronic device).
- the antenna module can include an antenna including a radiator formed of a conductor or a conductive pattern formed on a substrate (e.g., a PCB).
- the antenna module (197) can include a plurality of antennas (e.g., an array antenna).
- at least one antenna suitable for a communication method used in a communication network, such as the first network (198) or the second network (199) can be selected from the plurality of antennas by, for example, the communication module (190).
- a signal or power can be transmitted or received between the communication module (190) and the external electronic device through the selected at least one antenna.
- another component e.g., a radio frequency integrated circuit (RFIC)
- RFIC radio frequency integrated circuit
- the antenna module (197) can form a mmWave antenna module.
- the mmWave antenna module can include a printed circuit board, an RFIC positioned on or adjacent a first surface (e.g., a bottom surface) of the printed circuit board and capable of supporting a designated high-frequency band (e.g., a mmWave band), and a plurality of antennas (e.g., an array antenna) positioned on or adjacent a second surface (e.g., a top surface or a side surface) of the printed circuit board and capable of transmitting or receiving signals in the designated high-frequency band.
- a first surface e.g., a bottom surface
- a plurality of antennas e.g., an array antenna
- peripheral devices e.g., a bus, a general purpose input and output (GPIO), a serial peripheral interface (SPI), or a mobile industry processor interface (MIPI)
- GPIO general purpose input and output
- SPI serial peripheral interface
- MIPI mobile industry processor interface
- commands or data may be transmitted or received between the electronic device (101) and an external electronic device (104) via a server (108) connected to a second network (199).
- Each of the external electronic devices (102 or 104) may be the same or a different type of device as the electronic device (101).
- all or part of the operations executed in the electronic device (101) may be executed in one or more of the external electronic devices (102, 104 or 108). For example, when the electronic device (101) is to perform a certain function or service automatically or in response to a request from a user or another device, the electronic device (101) may, instead of executing the function or service itself or in addition, request one or more external electronic devices to perform at least a part of the function or service.
- One or more external electronic devices that have received the request may execute at least a part of the requested function or service, or an additional function or service related to the request, and transmit the result of the execution to the electronic device (101).
- the electronic device (101) may provide the result, as is or additionally processed, as at least a part of a response to the request.
- cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology may be used, for example.
- the electronic device (101) may provide an ultra-low latency service by using distributed computing or mobile edge computing, for example.
- the external electronic device (104) may include an IoT (Internet of Things) device.
- the server (108) may be an intelligent server using machine learning and/or a neural network.
- the external electronic device (104) or the server (108) may be included in the second network (199).
- the electronic device (101) can be applied to intelligent services (e.g., smart home, smart city, smart car, or healthcare) based on 5G communication technology and IoT-related technology.
- Electronic devices may be devices of various forms.
- the electronic devices may include, for example, portable communication devices (e.g., smartphones), computer devices, portable multimedia devices, portable medical devices, cameras, wearable devices, or home appliance devices.
- Electronic devices according to embodiments of the present disclosure are not limited to the above-described devices.
- first, second, or first or second may be used simply to distinguish the corresponding component from other corresponding components, and do not limit the corresponding components in any other respect (e.g., importance or order).
- a component e.g., a first component
- another component e.g., a second component
- the component can be connected to the other component directly (e.g., wired), wirelessly, or through a third component.
- module used in the embodiments of the present disclosure may include a unit implemented by hardware, software or firmware, and may be used interchangeably with terms such as logic, logic block, component, or circuit, for example.
- a module may be an integrally configured component or a minimum unit of the component or a part thereof that performs one or more functions.
- a module may be implemented in the form of an application-specific integrated circuit (ASIC).
- ASIC application-specific integrated circuit
- Embodiments of the present disclosure may be implemented as software (e.g., a program) including one or more instructions stored in a storage medium (e.g., an internal memory or an external memory) readable by a machine (e.g., an electronic device).
- a processor e.g., a processor of the machine (e.g., an electronic device) may call at least one instruction among the one or more instructions stored from the storage medium and execute it. This enables the machine to operate to perform at least one function according to the at least one instruction called.
- the one or more instructions may include code generated by a compiler or code executable by an interpreter.
- the machine-readable storage medium may be provided in the form of a non-transitory storage medium.
- non-transitory only means that the storage medium is a tangible device and does not include a signal (e.g., an electromagnetic wave), and this term does not distinguish between cases where data is stored semi-permanently and cases where it is stored temporarily in the storage medium.
- a signal e.g., an electromagnetic wave
- the method according to the embodiment(s) of the present disclosure may be provided as included in a computer program product.
- the computer program product may be traded between sellers and buyers as a commodity.
- the computer program product may be distributed in the form of a machine-readable storage medium (e.g., compact disc read only memory (CD-ROM)), or may be distributed online (e.g., downloaded or uploaded) via an application store (e.g., Play StoreTM) or directly between two user devices (e.g., smartphones).
- an application store e.g., Play StoreTM
- at least a part of the computer program product may be at least temporarily stored or temporarily generated in a machine-readable storage medium, such as a memory of a manufacturer's server, a server of an application store, or an intermediary server.
- each component e.g., a module or a program of the above-described components may include a single or multiple entities, and some of the multiple entities may be separated and placed in other components.
- one or more of the components or operations of the above-described components may be omitted, or one or more other components or operations may be added.
- the multiple components e.g., a module or a program
- the integrated component may perform one or more functions of each of the multiple components identically or similarly to those performed by the corresponding component of the multiple components before the integration.
- the operations performed by the module, program, or other component may be executed sequentially, in parallel, repeatedly, or heuristically, or one or more of the operations may be executed in a different order, omitted, or one or more other operations may be added.
- the longitudinal direction, the width direction, and/or the thickness direction of the electronic device may be mentioned, and the longitudinal direction may be defined as the 'Y-axis direction', the width direction as the 'X-axis direction', and/or the thickness direction as the 'Z-axis direction'.
- 'negative/positive (-/+)' may be mentioned together with the orthogonal coordinate system illustrated in the drawings.
- the front of the electronic device and/or the housing may be defined as the 'side facing the +Z direction', and the back side may be defined as the 'side facing the -Z direction'.
- the side of the electronic device and/or the housing may include a region facing the +X direction, a region facing the +Y direction, a region facing the -X direction, and/or a region facing the -Y direction.
- the 'X-axis direction' may mean both the '-X direction' and the '+X direction'. It should be noted that this is based on the orthogonal coordinate system illustrated in the drawings for the sake of brevity of description, and that the description of such directions or components does not limit the embodiment(s) of the present disclosure.
- the orthogonal coordinate system may be defined differently from that in the present disclosure depending on the design specifications of the electronic device or the user's usage habits.
- a plurality of housings are rotatably coupled so that the housings can rotate relative to each other between a first position in which they are folded so as to face each other, and a second position in which they are unfolded parallel to one side of each other.
- a description referring to an orthogonal coordinate system may generally be described based on the unfolded state. It may be understood that the folding axis(es) in the electronic device of the embodiments described below are substantially parallel to the Y-axis direction. However, the embodiments of the present disclosure are not limited thereto, and it may be understood that the embodiments of the present disclosure include an electronic device having a structure in which the folding axis(es) are parallel to the X-axis direction.
- the electronic device depicted in the drawings has a substantially rectangular shape.
- the embodiments of the present disclosure are not limited thereto, and may be understood to include electronic devices having non-rectangular shapes.
- FIG. 2 is a drawing illustrating an unfolded state of an electronic device according to an embodiment of the present disclosure.
- FIG. 3 is a drawing illustrating a folded state of an electronic device according to an embodiment of the present disclosure.
- FIG. 2 and FIG. 3 may illustrate the same electronic device, and may differ in the unfolded state or the folded state.
- the electronic device (101) may include a housing (201), a hinge cover (240) covering a foldable portion of the housing (201), and a display (230) disposed within a space formed by the housing (201).
- the displays may be indicated by reference numerals '231', '232', and '233'.
- a surface on which a screen output from the display (230) is exposed may be defined as a front surface of the electronic device (101) (e.g., a first front surface (210a) and a second front surface (220a)).
- a surface opposite to the front surface may be defined as a back surface of the electronic device (101) (e.g., a first back surface (210b) and a second back surface (220b)).
- a surface surrounding a space between the front and the back may be defined as a side surface (e.g., a first side surface (210c) and a second side surface (220c)) of the electronic device (101).
- the side surface of the electronic device (101) may be a side surface of at least one of the first housing (210) or the second housing (220).
- the electronic device (101) of FIGS. 2 and 3 may be referred to as a foldable electronic device, a portable electronic device, or a portable foldable electronic device.
- the housing (201) may be referred to as a foldable housing.
- the display (230) may be referred to as a “flexible display.”
- the housing (201) may include a first housing (210), a second housing (220) rotatable with respect to the first housing (210), a first rear cover (280), and a second rear cover (290).
- the housing (201) of the electronic device (101) is not limited to the shape and combination illustrated in FIGS. 2 and 3, and may be implemented by other shapes or combinations and/or combinations of parts.
- the first housing (210) and the first rear cover (280) may be formed integrally
- the second housing (220) and the second rear cover (290) may be formed integrally.
- the first housing (210) is connected to a hinge structure (e.g., the hinge assembly (202) of FIG. 4) and may include a first front surface (210a) facing a first direction and a first rear surface (210b) facing a second direction opposite to the first direction.
- the second housing (220) is connected to the hinge assembly (202) and includes a second front surface (220a) facing a third direction and a second rear surface (220b) facing a fourth direction opposite to the third direction, and may rotate about the hinge assembly (202) with respect to the first housing (210). Accordingly, the electronic device (101) may be variable between a folded state and an unfolded state.
- the electronic device (101) may have the first front side (210a) face the second front side (220a) in a folded state, and the third direction may be the same as the first direction in an unfolded state. Below, unless otherwise stated, the directions are described based on the unfolded state of the electronic device (101).
- the first housing (210) and the second housing (220) are arranged on both sides with respect to the folding axis (A) as the center, and may have an overall symmetrical shape with respect to the folding axis (A). As described below, the angle or distance between the first housing (210) and the second housing (220) may vary depending on whether the state of the electronic device (101) is in an unfolded state, a folded state, or an intermediate state.
- the second housing (220) additionally includes a sensor area (224) in which sensors (e.g., a front camera) are arranged, but may have a mutually symmetrical shape in other areas.
- a plurality of (e.g., two) folding axes (A) that are parallel to each other may be provided.
- the folding axes (A) are provided along the longitudinal direction (Y-axis direction) of the electronic device (101), but the direction of the folding axes (A) is not limited thereto.
- the electronic device (101) may include a folding axle that extends along the width direction (e.g., X-axis direction).
- the electronic device (101) may include a structure into which a digital pen, not shown, may be attached.
- the electronic device (101) may include a magnetic body configured to attach the digital pen to a side of the first housing (210) or a side of the second housing (220).
- the electronic device (101) may include a structure into which a digital pen may be inserted.
- a hole (not shown) into which a digital pen may be inserted may be formed in a side of the first housing (210) or a side of the second housing (220) of the electronic device (101).
- At least a portion of the first housing (210) and the second housing (220) may be formed of a metallic or non-metallic material having a rigidity of a selected size to support the display (230). At least a portion formed of the metallic material may provide a ground plane of the electronic device (101) and may be electrically connected to a ground line formed on a printed circuit board (e.g., the board portion (260) of FIG. 4).
- a printed circuit board e.g., the board portion (260) of FIG. 4
- the sensor area (224) may be formed to have a predetermined area adjacent to one edge or one corner of the second housing (220).
- the arrangement, shape, and size of the sensor area (224) are not limited to the illustrated example.
- the sensor area (224) may be provided in another corner of the second housing (220) or any area between the upper corner and the lower corner or in the first housing (210).
- components for performing various functions built into the electronic device (101) may be exposed to the front of the electronic device (101) through the sensor area (224) or through one or more openings provided in the sensor area (224).
- the components may include various types of sensors.
- the sensor(s) may include, for example, at least one of a front camera, a receiver, or a proximity sensor.
- the first rear cover (280) is disposed on one side of the folding axis (A) at the rear of the electronic device (101) and may have, for example, a substantially rectangular periphery, the periphery of which may be wrapped by another structure of the first housing (210).
- the second rear cover (290) is disposed on the other side of the folding axis (A) at the rear of the electronic device (101) and may have its periphery wrapped by another structure of the second housing (220).
- the first rear cover (280) and/or the second rear cover (290) may have a shape that is substantially symmetrical about the folding axis (A axis).
- the first rear cover (280) and the second rear cover (290) do not necessarily have mutually symmetrical shapes, and in one embodiment, the electronic device (101) may include the first rear cover (280) and the second rear cover (290) of different shapes that are not symmetrical.
- the first rear cover (280), the second rear cover (290), the first housing (210), and the second housing (220) may provide spaces in which various components of the electronic device (101) may be placed (e.g., a printed circuit board or a battery).
- one or more components may be placed or visually exposed on the rear surface of the electronic device (101).
- at least a portion of the sub-display (234) may be visually exposed through at least a portion of the first rear cover (280).
- one or more components or sensors may be visually exposed through at least a portion of the second rear cover (290).
- the sensors may include a proximity sensor and/or a camera module (206) (e.g., a rear camera).
- a front camera exposed to the front of the electronic device (101) through one or more openings provided in the sensor area (224) or a camera module (206) exposed through at least a portion of the second rear cover (290) may include one or more lenses, image sensors, and/or image signal processors. In one embodiment, two or more lenses (infrared camera, wide-angle and telephoto lenses) and image sensors may be arranged on one side of the electronic device (101).
- the hinge cover (240) may be positioned between the first housing (210) and the second housing (220) to cover an internal component (e.g., the hinge assembly (202) of FIG. 4). According to one embodiment, the hinge cover (240) may be covered by a portion of the first housing (210) and the second housing (220) or exposed to the outside depending on the state of the electronic device (101) (flat state or folded state).
- the hinge cover (240) when the electronic device (101) is in an unfolded state, the hinge cover (240) may not be exposed because it is covered by the first housing (210) and the second housing (220).
- the hinge cover (240) when the electronic device (101) is in a folded state (e.g., a fully folded state), the hinge cover (240) may be exposed to the outside between the first housing (210) and the second housing (220).
- the first housing (210) and the second housing (220) are in an intermediate state where they are folded with a certain angle, the hinge cover (240) may be partially exposed to the outside between the first housing (210) and the second housing (220).
- the exposed area may be less than that in the fully folded state.
- the hinge cover (240) may include a curved surface.
- the display (230) may be positioned on a space formed (or defined) by the housing (201).
- the display (230) may be seated on a recess provided by the housing (201) and may form most of the front surface of the electronic device (101).
- the front surface of the electronic device (101) may include the display (230), a portion of the first housing (210) adjacent to the display (230) and a portion of the second housing (220).
- the back surface of the electronic device (101) may include a first back cover (280), a portion of the first housing (210) adjacent to the first back cover (280), a second back cover (290), and a portion of the second housing (220) adjacent to the second back cover (290).
- the display (230) may include a plurality of display areas spaced apart from each other.
- the display (230) may include a first display area (231) disposed on a first housing (210), a second display area (232) disposed on a second housing (220), and a folding area (233).
- the first display area (231) and the second display area (232) may rotate about a folding axis (A).
- the display (230) may mean a display in which at least a portion of the display can be transformed into a flat or curved surface.
- the display (230) may be a foldable or flexible display.
- the display (230) may include a folding area (233), a first display area (231) arranged on one side (e.g., the left side of the folding area (233) illustrated in FIG. 2) with respect to the folding area (233), and a second display area (232) arranged on the other side (e.g., the right side of the folding area (233) illustrated in FIG. 2).
- the division of the areas of the display (230) is exemplary, and the display (230) may be divided into a plurality of areas (e.g., four or more or two) depending on the structure or function.
- the display (230) may be divided into regions by a folding region (233) extending parallel to the Y-axis or a folding axis (A), but in other embodiments, the display (230) may be divided into regions based on another folding region (e.g., a folding region parallel to the X-axis) or another folding axis (e.g., a folding axis parallel to the X-axis).
- the display (230) may be coupled with or disposed adjacent to a touch detection circuit, a pressure sensor capable of measuring the intensity (pressure) of a touch, and/or a digitizer (not shown) configured to detect a stylus pen of a magnetic field type.
- the first display area (231) and the second display area (232) may have an overall symmetrical shape centered on the folding area (233).
- the second display area (232) unlike the first display area (231), may include a cut notch depending on the presence of the sensor area (224), but may have a shape substantially symmetrical with respect to the first display area (231) in other areas.
- the first display area (231) and the second display area (232) may include a portion having a symmetrical shape with respect to each other and a portion having an asymmetrical shape with respect to each other.
- the first housing (210) and the second housing (220) may be arranged to face the same direction while forming a substantially 180-degree angle.
- the surface of the first display area (231) of the display (230) and the surface of the second display area (232) may form a 180-degree angle with each other and face the same direction (e.g., toward the front of the electronic device).
- the folding area (233) may form the same plane as the first display area (231) and the second display area (232).
- the first housing (210) and the second housing (220) may be arranged to face each other.
- the surface of the first display area (231) of the display (230) and the surface of the second display area (232) may form a narrow angle (e.g., between about 0 and 10 degrees) with each other and face each other.
- the folding area (233) may be formed as a curved surface having at least a predetermined curvature.
- the first housing (210) and the second housing (220) may be arranged at a certain angle with respect to each other.
- the surface of the first display area (231) of the display (230) and the surface of the second display area (232) may form an angle that is larger than the folded state and smaller than the unfolded state.
- the folding area (233) may be formed as a curved surface having at least a certain curvature, and the curvature at this time may be smaller than that in the folded state.
- FIG. 4 is an exploded perspective view of an electronic device according to one embodiment of the present disclosure.
- an electronic device (200) may include a housing (201), a display (230), a hinge assembly (202), a battery (250), and a substrate (260).
- the housing (201) may include a first housing (210), a second housing (220), a first rear cover (280), and a second rear cover (290).
- the configurations of the first housing (210), the second housing (220), the hinge cover (240), the first rear cover (280), and the second rear cover (290) of FIG. 4 may be all or part of the same as the configurations of the first housing (210), the second housing (220), the hinge cover (240), the first rear cover (280), and the second rear cover (290) of FIG. 2 and/or FIG. 3.
- the first housing (210) and the second housing (220) may be assembled to each other so as to be coupled to both sides of the hinge assembly (202).
- the hinge assembly (202) may be disposed in a hinge region between the first housing (210) and the second housing (220) to rotatably couple the first housing (210) and the second housing (220).
- the 'hinge region' may refer to a space in which the hinge assembly (202) is disposed, a region at least partially surrounded by the hinge cover (240), and/or a space between the folding region (233) of the display (230) and the hinge cover (240).
- the hinge region may be understood as a space substantially disposed corresponding to the folding region (233).
- the first housing (210) may include a first support area (212) (e.g., a first support member) capable of supporting a component of the electronic device (101) (e.g., a first circuit board (262) and/or a first battery (252)) and a first sidewall (211) surrounding at least a portion of the first support area (212).
- the first sidewall (211) may include a first side surface (e.g., the first side surface (210c) of FIG. 2) of the electronic device (101).
- the second housing (220) may include a second support area (222) capable of supporting a component of the electronic device (101) (e.g., a second circuit board (264) and/or a second battery (254)) and a second sidewall (221) surrounding at least a portion of the second support area (222).
- the second side wall (221) may include a second side of the electronic device (101) (e.g., the second side (220c) of FIG. 2).
- the first housing (210) may include a first waterproof member disposed in the first support area (212), and/or the second housing (220) may include a second waterproof member disposed in the second support area (222).
- the first waterproof member and/or the second waterproof member may be disposed in a gap between the display (230) and the support area (212, 222)(s) to prevent moisture or foreign substances from entering the interior of the first housing (210) and/or the second housing (220).
- the display (230) may include a first display area (231), a second display area (232), and/or a folding area (233).
- the configuration of the first display area (231), the second display area (232), and the folding area (233) of FIG. 4 may be all or part of the same as the configuration of the first display area (231), the second display area (232), and the folding area (233) of FIG. 2 and/or FIG. 3.
- the electronic device (200) may further include a sub-display (234).
- the sub-display (234) may display a screen in a different direction from the display areas (231, 232).
- the sub-display (234) may output a screen in a direction opposite to the first display area (231).
- the sub-display (234) may be disposed on the first rear cover (280).
- the battery (250) may include a first battery (252) disposed within the first housing (210) and a second battery (254) disposed within the second housing (220).
- the first battery (252) may be connected to the first circuit board (262), and the second battery (254) may be connected to the second circuit board (264).
- the battery (250) may supply power to at least one component of the electronic device (101).
- the battery (250) may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell.
- the substrate portion (260) may include a first circuit board (262) disposed within the first housing (210) and a second circuit board (264) disposed within the second housing (220).
- the first circuit board (262) and the second circuit board (264) may be electrically connected by at least one flexible printed circuit board (266).
- at least a portion of the flexible printed circuit board (266) may be disposed across a hinge region or a hinge structure (e.g., a hinge assembly (202)).
- the first circuit board (262) and the second circuit board (264) may be disposed within a space formed by the first housing (210), the second housing (220), the first rear cover (280), and the second rear cover (290).
- Components for implementing various functions of the electronic device (101) can be placed on the first circuit board (262) and the second circuit board (264).
- the electronic device (101) may include speakers (208a, 208b).
- the speakers (208a, 208b) may convert electrical signals into sound.
- the speakers (208a, 208b) may be disposed inside a space formed by the first housing (210), the second housing (220), the first rear cover (280), and the second rear cover (290).
- the speakers (208a, 208b) may include an upper speaker (208a) positioned at the top (in the +Y direction) of the electronic device (101) and a lower speaker (208b) positioned at the bottom (in the -Y direction) of the electronic device (101).
- the speakers (208a, 208b) are illustrated as being positioned within one housing (e.g., the first housing (210) of FIG. 4 ), but this is an optional structure.
- the speakers (208a, 208b) may be located within at least one of the first housing (210) or the second housing (220).
- the configuration of the speakers (208a, 208b) of FIG. 4 may be all or part of the same as the configuration of the audio output module (155) of FIG. 1.
- the electronic device (101) may include a rear member (270) (or rear case).
- the rear member (270) may be disposed within the housing (201) (e.g., the second housing (220)).
- the rear member (270) may accommodate at least one antenna (275).
- the electronic device (101) may include an antenna (275).
- the antenna (275a, 275b) may include, for example, an ultra wide band (UWB) antenna (275a), a near field communication (NFC) antenna, a wireless charging antenna, and/or a magnetic secure transmission (MST) antenna (275b).
- the antenna (275) may, for example, perform short-range communication with an external device or wirelessly transmit and receive power required for charging.
- an antenna structure may be formed by a portion or a combination of the housing (201).
- the antenna (275) may include a communication antenna (275c) that is at least partially exposed to the outside of the electronic device (101) and forms at least a portion of the outside of the electronic device (101).
- the communication antenna (275c) may be used for communication with an external electronic device (e.g., Wi-Fi).
- the communication antenna (275c) may be located at the upper portion (271a) or the lower portion (271b) of the rear member (270).
- a configuration in which a pair of housings (or, referred to as 'housing structures') are rotatably coupled by a hinge structure (or, referred to as 'hinge assembly (202)') may be exemplified.
- this embodiment does not limit the electronic device according to various embodiments disclosed in the present document.
- the electronic device according to the embodiment(s) of the present disclosure may include three or more housings, and the "pair of housings" in the embodiments disclosed below may refer to "two housings rotatably coupled to each other among the three or more housings.”
- FIG. 5 is a drawing showing a flexible printed circuit board (266) (e.g., the flexible printed circuit board (266) of FIG. 4) of an electronic device (e.g., the electronic device (101, 200) of FIGS. 1 to 4) according to one embodiment of the present disclosure.
- FIG. 6 is a drawing showing an unfolded state of an electronic device (300) (e.g., the electronic device (101, 200) of FIGS. 1 to 4) according to one embodiment of the present disclosure.
- the flexible printed circuit board (266) may include a bending portion (BA) and/or a fixing portion (FA).
- the bending portion (BA) may refer to a portion that is arranged, for example, corresponding to the hinge area (HA) and that is at least partially deformable between a flat shape and a curved shape.
- the fixing portion (FA) may be a portion arranged, for example, inside the first housing (210) or the second housing (220) and may maintain a substantially fixed shape. For example, when the first housing (210) and the second housing (220) move or rotate relative to each other between a first position (e.g., the state illustrated in FIG. 3) and a second position (e.g., the state illustrated in FIG.
- the fixing portion (FA) may maintain an initially assembled shape.
- the fixing portion (FA) may be manufactured in a flat shape and may be arranged in a shape illustrated in FIG. 6 after assembly.
- a portion of the fixed portion (FA) may move or deform, thereby distributing the load applied to the flexure due to the deformation.
- a 'fixed portion' the embodiment(s) of the present disclosure are not limited thereto, and a portion of the fixed portion (FA) may move or deform, thereby suppressing deformation or load due to relative movement or rotation of the first housing (210) and the second housing (210) from being concentrated on the flexure (BA) in the flexible printed circuit board (266).
- the electronic device (200) of FIG. 4 may include a communication module (190) (e.g., a modem for millimeter wave communication) of FIG. 1 disposed in one of the housings (210, 220), and an antenna for millimeter wave communication disposed in another of the housings (210, 220).
- the flexible printed circuit board (266) may transmit a wireless communication signal between the communication module (190) and the antenna for millimeter wave communication across the hinge area (HA).
- the electronic device (200) may include a portion of at least one of the housings (210, 220) that may function as an antenna.
- the portion of the electronic device (200) that functions as an antenna may implement a side surface of at least one of the housings (210, 220). In one embodiment, the portion functioning as an antenna of the electronic device (200) may be positioned adjacent to at least one side surface of the housings (210, 220) and/or oriented in a direction intersecting the Z-axis. For example, the portion functioning as an antenna of the electronic device (200) may be implemented by a portion of the housings (210, 220), or may be manufactured as a separate component from the housings (210, 220) and positioned adjacent to an edge of the housings (210, 220).
- the phrase “the portion functioning as an antenna of the electronic device (200) is implemented by a portion of the housings (210, 220)” may be understood to include, for example, an example in which the portion functioning as an antenna is positioned to form a side surface of at least one of the housings (210, 220).
- the antenna which is manufactured as a separate component from the housings (210, 220) and positioned adjacent to the edge of the housings (210, 220), may be referred to in Korean Patent Publication No. 10-2020-0132041 (published on November 25, 2020; U.S. Patent Publication No. 11,013,149 (registered on May 18, 2021)) filed by the applicant of the present invention.
- the flexible printed circuit board (266) may have higher flexibility in a portion crossing the area where the hinge structure (or hinge assembly (202)) is arranged than in the remaining portion.
- the bending portion (BA) e.g., the portion crossing the area where the hinge structure (or hinge assembly (202)) is arranged
- the fixed portion (FA) may be manufactured to be more flexible than the fixed portion (FA), so that the flexible printed circuit board (266) may be deformed into a corresponding shape according to the relative movement or rotation of the housings (210, 220), thereby providing stability in transmitting wireless communication signals.
- the configuration of the flexible printed circuit board (266) will be examined again through the embodiments described below.
- the flexible printed circuit board (266) may include connectors (266a) provided at both ends.
- the connectors (266a) may be connected to a printed circuit board (e.g., the first circuit board (262) or the second circuit board (264) of FIG. 4) within, for example, the first housing (210) or the second housing (220).
- a flip-lock type connector is provided on the first circuit board (262) or the second circuit board (264)
- the connectors (266a) of the flexible printed circuit board (266) may be omitted, and a plurality of connecting pads provided on the surface at both ends of the flexible printed circuit board (266) may be provided.
- the flexible printed circuit board (266) may include fixing pieces (266b) provided on at least one surface and spaced at a specified interval between the connectors (266a).
- the fixing pieces (266b) may be arranged at a boundary between the bend portion (BA) and the fixing portion (FA) (e.g., one of the fixing portions (FA)).
- the fixing pieces (266b) may be fixed inside one of the first housing (210) and the second housing (220), thereby maintaining the arrangement shape of the fixing portion (FA)(s).
- the fixing pieces (266b) may include a plate or adhesive tape made of a metal or synthetic resin material.
- the fixing pieces (266b) may be omitted, and a portion of the flexible printed circuit board (266) may be fixed between other structures, such as side walls (e.g., the first side wall (211) or the second side wall (221) of FIG. 4) or support regions (e.g., the first support region (212) or the second support region (222) of FIG. 4).
- side walls e.g., the first side wall (211) or the second side wall (221) of FIG. 4
- support regions e.g., the first support region (212) or the second support region (222) of FIG. 4
- the structure in which the fixing pieces (266b)(s) are provided for fixing or maintaining the arrangement shape of the flexible printed circuit board (266) within the first housing (210) or the second housing (220) does not limit the embodiment(s) of the present disclosure.
- a flexible printed circuit board (266) (e.g., a fixing member (FA)) may be positioned between the display (230) and the circuit board (262, 264), and/or between the battery (252, 254) and the circuit board (262, 264), within the first housing (210) or the second housing (220), and may be connected to the circuit board (262, 264) in the -Z direction.
- the fixing member (266b)(s) may fix a portion of the flexible printed circuit board (266) within the housing (210, 220) between the circuit board (262, 264) and the display (230).
- the connectors (266a) are illustrated as being connected to one side of the first circuit board (262) or the second circuit board (264) in the -Z direction, but the embodiment(s) of the present disclosure are not limited thereto.
- at least one of the connectors (266a) may be connected to the other side of the first circuit board (262) or the second circuit board (264) in the +Z direction.
- the bent portion (BA) inside the electronic device (300) may be deformed into a designated shape.
- the bent portion (BA) may substantially have a shape of the letter 'U'.
- FIG. 6 when the housings (210, 220) are in an unfolded state, it can be seen that a portion designated as 'BA1' among the bent portions (BA) has a generally flat, curved shape, and a portion designated as 'BA2' has an 'S' shape.
- the BA2 portion may be deformed more than the BA1 portion.
- the flexible printed circuit board (266) can be at least partially secured to the hinge cover (240).
- a portion of BA1 having relatively little change in curvature in the relative movement or deformation motion of the housings (210, 220) can be secured inside the hinge cover (240).
- via conductors may be arranged around a signal line for transmitting the communication signal to implement an electromagnetic shielding structure.
- the spacing between the via conductors may decrease, which may limit deformation of the flexible printed circuit board.
- the electromagnetic shielding structure or waveguide structure
- deformation of the flexible printed circuit board may cause performance deviation of the communication signal.
- the spacing between the via conductors becomes tighter and the frequency of the transmitted communication signal increases, the deviation in communication performance due to deformation (e.g., relative displacement of the via conductors) may increase.
- the flexible printed circuit board (266) may secure the flexibility of the flexible printed circuit board (266) and implement stable communication performance by providing an electromagnetic shielding environment or waveguide structure to the signal lines using a conductive material of an electromagnetic shielding layer adjacent to a layer in which the signal lines are arranged.
- the electromagnetic shielding environment or waveguide structure according to the embodiment(s) of the present disclosure will be described with reference to FIGS. 7 to 11. In describing the embodiment to be described below, reference may be made to the electronic devices (101, 200, 300) of FIGS. 1 to 4 and/or 6, and the flexible printed circuit board (266) of FIGS. 4 to 6.
- FIG. 7 is a diagram showing a flexible printed circuit board (406) (e.g., the flexible printed circuit board (266) of FIGS. 4 to 6) of an electronic device (e.g., the electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) according to an embodiment of the present disclosure.
- FIG. 8 is a diagram showing an enlarged portion E1 of FIG. 7 in the flexible printed circuit board (406) of the electronic device (300) according to an embodiment of the present disclosure.
- FIG. 9 is a diagram showing a cut along line A-A' of FIG. 8 in the flexible printed circuit board (406) of the electronic device (300) according to an embodiment of the present disclosure.
- FIG. 10 is a diagram showing an enlarged portion E2 of FIG. 7 in the flexible printed circuit board (406) of the electronic device (300) according to an embodiment of the present disclosure.
- the portion(s) indicated as ‘MA1’ may be, for example, an example of a portion connected to one of the circuit boards (262, 264) of FIG. 4.
- the connector (266a) of FIG. 5 may be arranged at the portion indicated as ‘MA1’.
- the portion indicated as ‘MA2’ may be an example of a portion fixed within one of the housings (210, 220) of FIG. 4 (e.g., the support area (212, 222) of FIG. 4).
- the fixing piece (266b) of FIG. 5 may be arranged at the portion indicated as ‘MA2’.
- the connector (266a) of FIG. 5 may be omitted, and if a fastening structure such as a clip or plate spring is provided inside the housings (210, 220), the fixing piece (266b) may be omitted.
- a flexible printed circuit board (406) (e.g., the flexible printed circuit board (266) of FIGS. 4 to 6 ) includes a first layer (LY1) (e.g., a substrate layer) provided as a base substrate, a second layer (LY2) (e.g., a signal line layer) including one or more signal lines (461a, 461b, 461c) and/or one or more ground lines (463a, 463b, 463c, 463d), a third layer (LY3) (e.g., a shielding layer) provided as an electromagnetic shielding layer, and/or at least one elastomeric line (465; 465a, 465b, 465c, 465d), thereby allowing the signal lines (461a, 461b, 461c) and/or ground lines to be protected even under repeated deformation.
- LY1 e.g., a substrate layer
- LY2 e.g., a signal line layer
- LY3 e.g., a
- At least one elastomeric line (465; 465a, 465b, 465c, 465d) is formed in a recessed area (e.g., a groove (464) of FIG. 9) provided in one of the second layer (LY2) and the third layer (LY3).
- a configuration including at least one elastomeric line (465; 465a, 465b, 465c, 465d) may be referred to as an ‘elastic line layer’.
- the elastomeric line layer providing at least one elastomeric line (465; 465a, 465b, 465c, 465d) may be understood to be partially accommodated in one of the second layer (LY2) and the third layer (LY3).
- a recessed region may be provided in one of the second layer (LY2) and the third layer (LY3), and a portion of the elastomeric line layer may be accommodated in the recessed region.
- the elastic line (465) may be positioned at a position corresponding to at least one of the ground lines (463a, 463b, 463c, 463d).
- the elastic line (465)(s) may be provided corresponding to the ground line (463a, 463b, 463c, 463d)(s) positioned around the signal lines (461a, 461b, 461c) for transmitting communication signals.
- the elastic line (465)(s) may be provided corresponding to the ground line (463a, 463b, 463c, 463d)(s) positioned around the signal lines (461a, 461b, 461c) for transmitting communication signals.
- the elastomeric lines (465) can electrically connect the third layer (LY3) to signal lines (461a, 461b, 461c)(s) for transmitting communication signals and adjacent ground lines (463a, 463b, 463c, 463d)(s).
- the elastomeric lines (465) can be at least partially disposed in the bend portion (BA) of the flexible printed circuit board (406).
- the elastomeric lines (465) can extend from the bend portion (BA) (or a location corresponding to the hinge area (HA)) on one surface of the flexible printed circuit board (406) (e.g., the surface of the third layer (LY3)) in a direction substantially perpendicular to the folding axis (A).
- a portion of the flexible printed circuit board (406) e.g., the fasteners (FA)(s)
- the flexible printed circuit board (406) may include a bend portion (BA), and fixing portions (FA) extending from each end of the bend portion (BA). It has been described with reference to FIGS. 5 and 6 that fixing pieces (266b)(s) may be provided between the bend portion (BA) and the fixing portion (VA)(s).
- the elastic line (465)(s) may be provided substantially on a surface of the flexible printed circuit board (406), for example, on a surface of the third layer (LY3).
- the embodiment(s) of the present disclosure are not limited thereto, and an additional layer, not shown, may be provided on the surface of the elastic line (465) or on the surface of the third layer (LY3).
- the first layer (LY1) is a substrate, such as a polyimide film
- the second layer (LY2) e.g., signal lines (461a, 461b, 461c) and/or ground lines (463a, 463b, 463c, 463d)
- an electrically conductive thin film formed by coating, plating, or depositing an electrically conductive material (e.g., copper (Cu), silver (Ag), and/or gold (Au)) on the first layer (LY1) can be etched to implement a designed printed circuit pattern.
- signal lines (461a, 461b, 461c) among the printed circuit patterns may be allocated for transmitting communication signals, in which case, signal lines (461a, 461b, 461c) and ground lines (463a, 463b, 463c, 463d) may be arranged alternately on the first layer (LY1).
- signal lines (461a, 461b, 461c) and ground lines (463a, 463b, 463c, 463d) are arranged along the direction of the folding axis (A).
- the signal lines (461a, 461b, 461c) and the ground lines (463a, 463b, 463c, 463d) may be understood to extend along a direction intersecting the folding axis (A) (e.g., the X-axis direction).
- a line designated as '462' in the printed circuit pattern may be allocated as a line for data signals, various control signals, and/or power supply.
- a configuration in which signal lines (461a, 461b, 461c) and elastic lines (465) are visually exposed is exemplified, but this is for more clearly illustrating the relative positions, and it can be understood that the signal lines (461a, 461b, 461c) are substantially concealed.
- signal lines (461a, 461b, 461c) and ground lines (463a, 463b, 463c, 463d) are arranged alternately within the second layer (LY2), and the elastic lines (465) are substantially arranged at positions corresponding to at least one of the ground lines (463a, 463b, 463c, 463d).
- the third layer (LY3) is provided on the second layer (LY2) and is arranged to at least partially surround an area or space where the signal lines (461a, 461b, 461c) are arranged, thereby providing an electromagnetic shielding environment for the signal lines (461a, 461b, 461c) and/or implementing a waveguide structure.
- the third layer (LY3) may provide an electromagnetic shielding structure between any signal line among the signal lines (461a, 461b, 461c) and another signal line adjacent thereto.
- the electromagnetic shielding structure may function as a waveguide structure embedding the first signal line.
- the third layer (LY3) may contribute to improving the stability of communication signal transmission while providing an electromagnetic shielding structure.
- the flexible printed circuit board (406) may provide a communication signal (e.g., an RF signal or a millimeter wave signal) transmission function.
- the flexible printed circuit board (406) may have flexibility enough to be deformed corresponding to the deformation due to the relative movement of the housings (210, 220).
- the third layer (LY3) may be arranged to contact the ground lines (463a, 463b, 463c, 463d) while not contacting the signal lines (461a, 461b, 461c), thereby implementing a more stable electromagnetic shielding structure (or waveguide structure).
- the second layer (LY2) may include an insulating material layer (469) provided to surround at least a portion of at least one of the signal lines (461a, 461b, 461c) and/or at least a portion of at least one of the ground lines (463a, 463b, 463c, 463d).
- the signal lines (461a, 461b, 461c) may be substantially insulated from the third layer (LY3), and the ground lines (463a, 463b, 463c, 463d) may be electrically connected to or in direct contact with the third layer (LY3).
- the insulating material layer (469) may be arranged to substantially surround the signal lines (461a, 461b, 461c), and may be arranged to partially surround the ground lines (463a, 463b, 463c, 463d).
- the third layer (LY3) may include at least one groove (464) formed on the surface at a location in contact with the ground lines (463a, 463b, 463c, 463d).
- grooves (464) may be provided on both sides of the signal lines (461a, 461b, 461c) and/or in the area between two adjacent signal lines (461a, 461b, 461c), respectively.
- the grooves (464)(s) may be, for example, at least partially filled with an elastomer, and the elastomer lines (465)(s) may be substantially implemented by the elastomer filled in these grooves (464)(s) or at least a portion of the grooves (464)(s).
- the elastomer may include a rubber such as Styrene Butadiene Rubber (SBR rubber), Butadiene Rubber (BR rubber), High Butadiene Rubber (HBR rubber), nitrile rubber, fluoro elastomer, polychloroprene rubber, Ethylene Propylene Terpolymers (EPM rubber), and/or silicone rubber.
- SBR rubber Styrene Butadiene Rubber
- BR rubber Butadiene Rubber
- HBR rubber High Butadiene Rubber
- nitrile rubber fluoro elastomer
- fluoro elastomer polychloroprene rubber
- EPM rubber Ethylene Propylene Terpolymers
- silicone rubber silicone rubber
- the third layer (LY3) may include an insulating layer (LY3b) and a conductive layer (LY3a).
- the conductive layer (LY3a) may be, for example, disposed between the insulating layer (LY3b) and the second layer (LY2), so as to be protected from an external environment by the insulating layer (LY3b) and may be in direct contact with at least one of the ground lines (463a, 463b, 463c, 463d).
- the flexible printed circuit board (406) or the third layer (LY3) includes the grooves (464)(s), it may be understood that the grooves (464)(s) are substantially provided in the insulating layer (LY3b).
- one side of the flexible printed circuit board (406) e.g., the side facing the +Z direction
- the other side of the flexible printed circuit board (406) e.g., the side facing the -Z direction
- a compressive force may be applied to the side deformed concavely
- a tensile force may be applied to the side deformed convexly.
- a plane (or region) (hereinafter, a 'neutral plane (NP)') on which substantially no compressive force or tensile force is applied may exist between the plane deformed concavely and the plane deformed convexly. Even if the flexible printed circuit board (406) is deformed, durability or reliability can be improved by suppressing compressive or tensile force from being applied to the second layer (LY2) (e.g., signal lines (461a, 461b, 461c) and/or ground lines (463a, 463b, 463c, 463d)).
- LY2 second layer
- the grooves (464)(s) and/or the elastic lines (465)(s) can control the position of the neutral plane (NP). For example, by adjusting the width and thickness of the elastic lines (465)(s), the neutral plane (NP) can be moved closer to or further away from the folding axis (A). In one embodiment, the elastic lines (465)(s) can be controlled such that the neutral plane (NP) is located within the second layer (LY2).
- the signal lines (461a, 461b, 461c) and/or the ground lines (463a, 463b, 463c, 463d) may be positioned substantially at the neutral plane (NP), such that even if the flexible printed circuit board (406) is deformed, substantially no compressive or tensile force may be applied to the signal lines (461a, 461b, 461c) and/or the ground lines (463a, 463b, 463c, 463d).
- the grooves (464)(s) may include a first groove (464a) and a second groove (464b) arranged in one straight trajectory (TR1, TR2) or one curved trajectory.
- the 'trajectory (TR1, TR2)' may be understood as a trajectory along which an elastic line (465) is extended or a trajectory along which elastic lines (465) are arranged.
- the trajectories (TR1, TR2) may be straight when viewed along the Z-axis direction, and may be curved when viewed along the X-axis or Y-axis direction.
- a designated gap (NC) may be provided between the first groove (464a) and the second groove (464b).
- the first groove (464a) may extend, for example, in a direction toward the first housing (210) within the hinge area (HA) (or from a location adjacent to the folding axis (A)), and the second groove (464b) may extend, for example, in a direction toward the second housing (220) within the hinge area (HA) (or from a location adjacent to the folding axis (A)).
- the portion adjacent to the folding axis (A) for example, the BA1 portion of FIG. 6, may be deformed between a flat shape and a curved shape, but the curvature when in the curved shape may be considerably small.
- the deformation of the BA1 portion may be substantially free of a load (e.g., a compressive force or a tensile force) acting on the signal lines (461a, 461b, 461c) and/or the ground lines (463a, 463b, 463c, 463d).
- a load e.g., a compressive force or a tensile force
- the elastic line (465) may be omitted, and at least one via conductor (467) may be arranged at a designated interval (NC) between the first groove (464a) and the second groove (464b).
- the displacement of the via conductor (467)(s) in the BA1 portion may not substantially affect the communication performance.
- the designated interval (NC) or the at least one via conductor (467) is substantially arranged within the hinge area (HA).
- the via conductor (467)(s) may be arranged to penetrate the insulating material layer (469) of the second layer (LY2) and contact the ground lines (463a, 463b, 463c, 463d)(s). In one embodiment, the via conductors (467)(s) may be understood to be positioned in contact with the ground lines (463a, 463b, 463c, 463d)(s) while being embedded (or buried) in the insulating material layer (469).
- the via conductors (467)(s) are arranged along a trajectory (e.g., a trajectory designated as 'TR1' and/or 'TR2') in which the first groove (464a) and the second groove (464b) are aligned.
- a trajectory e.g., a trajectory designated as 'TR1' and/or 'TR2'
- FIG. 11 is a drawing showing a flexible printed circuit board (506) (e.g., the flexible printed circuit board (266, 406) of FIGS. 4 to 7) of an electronic device (e.g., the electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) according to one embodiment of the present disclosure.
- a flexible printed circuit board 506
- an electronic device e.g., the electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) according to one embodiment of the present disclosure.
- the elastic body lines (565; 565a, 565b, 565c, 565d)(s) may be arranged between the third layer (LY3) and the second layer (LY2), unlike the preceding embodiment(s).
- the other configurations exemplified in FIG. 11 may be similar to the configurations of the preceding embodiments exemplarily described with reference to FIGS. 7 to 10, for example.
- configurations that can be easily understood through the preceding embodiment(s) may be given the same reference numbers in the drawings or may be omitted, and a detailed description thereof may also be omitted.
- the elastic line (565)(s) may be disposed between the second layer (LY2) and the third layer (LY3) at a location corresponding to at least one of the ground lines (463a, 463b, 463c, 463d).
- the elastic line (565)(s) may electrically connect the third layer (LY3) (e.g., the conductive layer (LY3a)) to at least one of the ground lines (463a, 463b, 463c, 463d).
- the elastic line (565)(s) may include an elastomeric polymer to which electrically conductive particles are added.
- the elastic line (565)(s), the third layer (LY3) (e.g., the conductive layer (LY3a)) and/or the ground line (463a, 463b, 463c, 463d)(s) may be combined to provide an electromagnetic shielding structure for the signal line (461a, 461b, 461c)(s) and/or to implement a waveguide structure.
- the width or thickness of the elastic line (565)(s) may be adjusted to control the position of the neutral plane (e.g., the neutral plane (NP) of FIG. 9).
- a portion of a region adjacent to a folding axis e.g., folding axis (A) of FIG.
- the flexible printed circuit board (506) may further include at least one via conductor (e.g., a via conductor (467) of FIG. 10 ) disposed in the discontinuous section.
- a discontinuous section e.g., a designated interval (NC) of FIG. 10
- an elastic line (465) is not provided in one trajectory (e.g., a trajectory designated as 'TR1' and/or 'TR2' of FIG. 10 ).
- the flexible printed circuit board (506) may further include at least one via conductor (e.g., a via conductor (467) of FIG. 10 ) disposed in the discontinuous section.
- FIG. 12 is a drawing showing a flexible printed circuit board (606) (e.g., the flexible printed circuit board (266, 406) of FIGS. 4 to 7) of an electronic device (e.g., the electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) according to one embodiment of the present disclosure.
- a flexible printed circuit board 606 (e.g., the flexible printed circuit board (266, 406) of FIGS. 4 to 7) of an electronic device (e.g., the electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) according to one embodiment of the present disclosure.
- the elastic body lines (665; 665a, 665b, 665c)(s) may be arranged between the insulating layer (LY3b) and the conductive layer (LY3a) within the third layer (LY3), unlike the preceding embodiment(s).
- Other configurations exemplified in Fig. 12 may be similar to the configurations of the preceding embodiments exemplarily described with reference to, for example, Figs. 7 to 11.
- configurations that can be easily understood through the preceding embodiment(s) may be given the same reference numbers in the drawings or may be omitted, and detailed descriptions thereof may also be omitted.
- the elastic line (665)(s) may be arranged between the insulating layer (LY3b) and the conductive layer (LY3a) at a location corresponding to at least one of the ground lines (463a, 463b, 463c).
- the elastic line (665)(s) may not include electrically conductive particles, and may be implemented as a part of an electromagnetic shielding structure together with the conductive layer (LY3a) when implemented with an elastomeric polymer to which electrically conductive particles are added.
- the width or thickness of the elastic line (665)(s) can be adjusted to control the location of the neutral plane (e.g., the neutral plane (NP) of FIG. 9).
- a portion of a region adjacent to a folding axis may include a discontinuous section (e.g., a designated interval (NC) of FIG. 10) in which an elastic line (665) is not provided in one trajectory (e.g., a trajectory indicated as 'TR1' and/or 'TR2' of FIG. 10).
- the flexible printed circuit board (506) may further include at least one via conductor (e.g., a via conductor (467) of FIG. 10) disposed in the discontinuous section.
- at least one via conductor e.g., a via conductor (467) of FIG. 10.
- FIG. 13 is a drawing showing a flexible printed circuit board (706) (e.g., the flexible printed circuit board (266, 406) of FIGS. 4 to 7) of an electronic device (e.g., the electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) according to one embodiment of the present disclosure.
- a flexible printed circuit board 706
- an electronic device e.g., the electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) according to one embodiment of the present disclosure.
- the flexible printed circuit board (706) of FIG. 13, unlike the preceding embodiments, may include an elastomeric layer (765) provided on substantially the entire area of the surface of the third layer (LY3).
- the elastomeric layer (765) may be accommodated at least partially in a groove (e.g., the grooves (464)(s) of FIG. 9) formed in the third layer (LY3), thereby implementing an elastomeric line (465)(s) substantially identical to the elastomeric line (465)(s) of FIG. 9.
- an electronic device (e.g., an electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) comprises a housing structure including a first housing (e.g., a first housing (210) of FIGS. 2 to 4 and/or 6) and a second housing (e.g., a second housing (220) of FIGS. 2 to 4 and/or 6), a hinge structure (e.g., a hinge assembly (202) of FIG. 4) configured to rotatably couple the first housing and the second housing and provide at least one folding axis (e.g., a folding axis (A) of FIGS.
- a first housing e.g., a first housing (210) of FIGS. 2 to 4 and/or 6
- a second housing e.g., a second housing (220) of FIGS. 2 to 4 and/or 6
- a hinge structure e.g., a hinge assembly (202) of FIG. 4
- a region of the flexible printed circuit board passing through the hinge portion may include a substrate layer (e.g., a first layer (LY1) of FIG. 9 and/or FIG. 11), a shielding layer (e.g., a third layer (LY3) of FIG. 9 and/or FIG. 11), and a signal line layer (e.g., a second layer (LY2) of FIG. 9 and/or FIG.
- a substrate layer e.g., a first layer (LY1) of FIG. 9 and/or FIG. 11
- a shielding layer e.g., a third layer (LY3) of FIG. 9 and/or FIG. 11
- a signal line layer e.g., a second layer (LY2) of FIG. 9 and/or FIG.
- the signal line layer can include a signal line (e.g., one of the signal lines 461a, 461b, 461c of FIGS. 9 and/or 11) and a ground line (e.g., one of the ground lines 463a, 463b, 463c, 463d of FIGS. 9 and/or 11) extending substantially perpendicular to the at least one folding axis and arranged adjacent to each other.
- the shielding layer can include a shielding conductive layer (e.g., the conductive layer (LY3a) of FIG.
- the flexible printed circuit board can include an elastomeric line layer (e.g., a layer providing elastomeric lines (465; 465a, 465b, 465c, 465d and/or 565; 565a, 565b, 565c, 565d) of FIGS. 9 and/or 11) formed at least partially as aligned with the ground line across the area where the hinge structure is disposed.
- an elastomeric line layer e.g., a layer providing elastomeric lines (465; 465a, 465b, 465c, 465d and/or 565; 565a, 565b, 565c, 565d) of FIGS. 9 and/or 11
- the elastic line layer can be formed on the shielding insulation layer.
- the shielding insulation layer includes a recessed area (e.g., a groove (464; 464a, 464b) of FIGS. 8 to 11) formed at a position corresponding to the ground line, and the elastic line layer can be formed in the recessed area.
- a recessed area e.g., a groove (464; 464a, 464b) of FIGS. 8 to 11
- the upper surface of the elastic line layer can be formed in the recessed region so as to be aligned in a continuous plane or a continuous curved surface with the upper surface of the shielding insulation layer.
- the shielding conductive layer can be in contact with a surface of the ground line.
- the elastic line layer can be formed between the shielding insulating layer and the shielding conductive layer.
- the shielding conductive layer includes a recessed region at a position corresponding to the ground line, and the elastic line layer can be formed in the recessed region.
- the upper surface of the elastic line layer can be formed in the recessed region so as to be aligned in a continuous plane or a continuous curved surface with the upper surface of the shielding insulation layer.
- the shielding conductive layer can be in contact with a surface of the ground line.
- the elastic line layer can be formed between the shielding conductive layer and the ground line layer.
- the elastic line layer comprises a conductive material and can electrically connect the shielding conductive layer to the ground line.
- the signal line layer may further include an insulating material layer formed at least partially between the signal line and the ground line.
- the electronic device as described above may further include at least one groove formed at a position corresponding to the ground line on the surface of the insulating layer.
- the at least one groove may include a first groove (e.g., the first groove (464a) of FIG. 10) extending from the hinge area toward the inner area of the first housing, and a second groove (e.g., the second groove (464b) of FIG. 9) extending from the hinge area toward the inner area of the second housing.
- the first groove and the second groove may be arranged on one straight trajectory or one curved trajectory with a specified interval therebetween.
- the signal line layer may further include an insulating material layer (e.g., an insulating material layer (469) of FIG. 9 or FIG. 11) provided to surround at least a portion of the signal line or at least a portion of the ground line, and at least one via conductor (e.g., a via conductor (467) of FIG. 10) disposed to penetrate the insulating material layer at a designated interval between the first groove and the second groove.
- an insulating material layer e.g., an insulating material layer (469) of FIG. 9 or FIG. 11
- at least one via conductor e.g., a via conductor (467) of FIG.
- the designated gap between the first groove and the second groove can be located within an area where the hinge structure is arranged.
- the flexible printed circuit board may be configured such that at least a portion of the portion where the elastic line layer is arranged deforms as the first housing and the second housing rotate about the at least one folding axis.
- an electronic device (e.g., an electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) comprises a housing structure including a first housing (e.g., a first housing (210) of FIGS. 2 to 4 and/or 6) and a second housing (e.g., a second housing (220) of FIGS. 2 to 4 and/or 6), a hinge structure (e.g., a hinge assembly (202) of FIG. 4) configured to rotatably couple the first housing and the second housing and provide at least one folding axis (e.g., a folding axis (A) of FIGS.
- a first housing e.g., a first housing (210) of FIGS. 2 to 4 and/or 6
- a second housing e.g., a second housing (220) of FIGS. 2 to 4 and/or 6
- a hinge structure e.g., a hinge assembly (202) of FIG. 4
- a flexible printed circuit board e.g., a hinge assembly (202) of FIG. 4 disposed from the inside of the first housing across an area where the hinge structure is disposed into the inside of the second housing.
- a flexible printed circuit board (266, 406, 506) may be included, and a processor (e.g., processor (120) of FIG. 1) or a communication module (e.g., communication module (190) of FIG. 1) configured to transmit a communication signal using the flexible printed circuit board may be included.
- a portion of the flexible printed circuit board may include a substrate layer (e.g., a first layer (LY1) of FIG. 9 and/or FIG. 11 ), a shielding layer (e.g., a third layer (LY3) of FIG. 9 and/or FIG. 11 ), and a signal line layer (e.g., a second layer (LY2) of FIG. 9 and/or FIG. 11 ) formed between the substrate layer and the shielding layer, wherein the signal line layer may include a signal line (e.g., one of the signal lines (461a, 461b, 461c) of FIG. 9 and/or FIG.
- a substrate layer e.g., a first layer (LY1) of FIG. 9 and/or FIG. 11
- a shielding layer e.g., a third layer (LY3) of FIG. 9 and/or FIG. 11
- a signal line layer e.g., a second layer (LY2) of FIG. 9 and/or FIG. 11
- the shielding layer can include a shielding conductive layer (e.g., the conductive layer (LY3a) of FIGS. 9 and/or 11) spaced apart from the signal line and electrically connected to the ground line, and a shielding insulating layer (e.g., the insulating layer (LY3b) of FIGS. 9 and/or 11) formed over the shielding conductive layer.
- a shielding conductive layer e.g., the conductive layer (LY3a) of FIGS. 9 and/or 11
- a shielding insulating layer e.g., the insulating layer (LY3b) of FIGS. 9 and/or 11
- the flexible printed circuit board can include an elastic line layer (e.g., a layer providing elastic lines (465; 465a, 465b, 465c, 465d and/or 565; 565a, 565b, 565c, 565d)(s) of FIGS. 9 and/or 11) formed to be at least partially aligned with the ground line, in a portion crossing the area where the hinge structure is arranged.
- an elastic line layer e.g., a layer providing elastic lines (465; 465a, 465b, 465c, 465d and/or 565; 565a, 565b, 565c, 565d)(s) of FIGS. 9 and/or 11
- the electronic device as described above may further include a circuit board disposed in one of the first housing and the second housing, and a conductive pattern disposed in the other of the first housing and the second housing.
- the communication module and the conductive pattern may be electrically connected through the signal line to transmit or receive a wireless communication signal.
- the conductive pattern may form a side surface of another of the first housing and the second housing.
- the electronic device as described above may include a flexible display including a first display area disposed on the first housing, a second display area disposed on the second housing, and a folding area disposed on the hinge structure, and a hinge cover disposed between the first housing and the second housing to accommodate at least a portion of the hinge structure.
- a hinge cover disposed between the first housing and the second housing to accommodate at least a portion of the hinge structure.
- at least a portion of the flexible printed circuit board may be secured to the hinge cover.
- a flexible printed circuit board may implement an electromagnetic shielding structure and/or a waveguide structure by connecting an electromagnetic shielding layer (e.g., the third layer (LY3) of FIG. 9 or FIG. 11) to a ground (e.g., the ground line (463a, 463b, 463c, 463d) of FIG. 9 or FIG. 11) of a signal line layer (e.g., the second layer (LY2) of FIG. 9 or FIG.
- an electromagnetic shielding layer e.g., the third layer (LY3) of FIG. 9 or FIG. 11
- a ground e.g., the ground line (463a, 463b, 463c, 463d
- an electromagnetic shielding structure implemented by an electromagnetic shielding layer on a flexible printed circuit board can provide a stable communication environment while substantially maintaining the flexibility of the flexible printed circuit board.
- the flexible printed circuit board can be useful for transmitting communication signals for millimeter wave communication.
- an electronic device (e.g., an electronic device (101, 200, 300) of FIGS. 1 to 4 and/or 6) comprises: a first housing (e.g., a first housing (210) of FIGS. 2 to 4 and/or 6), a second housing (e.g., a second housing (220) of FIGS. 2 to 4 and/or 6) configured to rotate about at least one folding axis (e.g., a folding axis (A) of FIGS. 2, 7 and/or 9) between a first position facing the first housing and a second position unfolded by a specified angle from the first position, a hinge structure (e.g., a hinge assembly (202) of FIG.
- a first housing e.g., a first housing (210) of FIGS. 2 to 4 and/or 6
- a second housing e.g., a second housing (220) of FIGS. 2 to 4 and/or
- at least one folding axis e.g., a folding axis (A
- the flexible printed circuit board comprises: a first layer (e.g., a first layer (LY1) of FIG. 9 and/or FIG. 11); a second layer (e.g., a second layer (LY2) of FIG. 9 and/or FIG.
- signal lines e.g., signal lines 461a, 461b, 461c of FIG. 9 and/or FIG. 11
- ground lines e.g., ground lines 463a, 463b, 463c, 463d of FIG. 9 and/or FIG. 11
- a third layer e.g., a first layer (LY2) of FIG. 9 and/or FIG. 11
- LY3 the third layer
- elastomeric line e.g., elastomeric line (465; 465a, 465b, 465c, 465d and/or 565; 565a, 565b, 565c, 565d)(s) of FIG. 9 and/or FIG. 11
- elastomeric line e.g., elastomeric line (465; 465a, 465b, 465c, 465d and/or 565; 565a, 565b, 565c, 565d)(s) of FIG. 9 and/or FIG. 11
- the flexible printed circuit board may further include at least one groove or recess (e.g., groove (464; 464a, 464b) of FIGS. 8 to 11) formed at a position corresponding to at least one of the ground lines on a surface of the third layer.
- the at least one elastomeric line may include an elastomeric polymer filled in at least a portion of the at least one groove.
- the third layer may include an insulating layer (e.g., an insulating layer (LY3b) of FIG. 9 and/or FIG. 11), an electrically conductive layer (e.g., a conductive layer (LY3a) of FIG. 9 and/or FIG. 11) disposed between the second layer and the insulating layer and electrically connected to at least one of the grounds, and at least one groove formed at a position corresponding to at least one of the ground lines on a surface of the insulating layer.
- the at least one elastic line may include an elastomeric polymer filled in at least a portion of the at least one groove.
- the at least one groove may include a first groove extending from the hinge region toward an interior region of the first housing (e.g., the first groove (464a) of FIG. 10), and a second groove extending from the hinge region toward an interior region of the second housing (e.g., the second groove (464b) of FIG. 9).
- the first groove and the second groove may be arranged on a single straight trajectory (e.g., a trajectory indicated as 'TR1' or 'TR2' of FIG. 10) or a single curved trajectory with a specified interval therebetween.
- the second layer may further include an insulating material (e.g., an insulating material layer (469) of FIG. 9 or FIG. 11) provided to surround at least a portion of at least one of the signal lines or at least a portion of at least one of the ground lines, and at least one via conductor (e.g., a via conductor (467) of FIG. 10) positioned to penetrate the insulating material at a designated interval between the first groove and the second groove.
- an insulating material e.g., an insulating material layer (469) of FIG. 9 or FIG. 11
- at least one via conductor e.g., a via conductor (467) of FIG.
- the designated gap between the first groove and the second groove can be located within the hinge region.
- the at least one elastic line is arranged corresponding to at least one of the ground lines between the second layer and the third layer, thereby electrically connecting the third layer to at least one of the ground lines.
- the electronic device as described above may further include a flexible display (e.g., the display (230) of FIG. 4) including a first display area (e.g., the first display area (231) of FIG. 4) disposed in the first housing, a second display area (e.g., the second display area (232) of FIG. 4) disposed in the second housing, and a folding area (e.g., the folding area (233) of FIG. 4) disposed corresponding to the hinge area and connecting the first display area to the second display area.
- a flexible display e.g., the display (230) of FIG. 4
- a first display area e.g., the first display area (231) of FIG. 4
- a second display area e.g., the second display area (232) of FIG. 4
- a folding area e.g., the folding area (233) of FIG.
- the elastic line can be arranged at least partially corresponding to the hinge region or the folding region.
- the flexible printed circuit board can be configured such that at least a portion of the portion where the elastic line is arranged deforms.
- an electronic device (e.g., the electronic device (101, 200, 300) of FIGS. 1 to 4 and/or FIG. 6) comprises: A first housing (e.g., a first housing (210) of FIGS. 2 to 4 and/or 6), a second housing (e.g., a second housing (220) of FIGS. 2 to 4 and/or 6) configured to rotate about a folding axis (e.g., a folding axis (A) of FIGS. 2, 7 and/or 9), a hinge structure (e.g., a hinge assembly (202) of FIG. 4) disposed in a hinge region (e.g., a hinge region (HA) of FIGS.
- a first housing e.g., a first housing (210) of FIGS. 2 to 4 and/or 6
- a second housing e.g., a second housing (220) of FIGS. 2 to 4 and/or 6
- a hinge structure e.g., a hinge assembly (202) of FIG. 4
- the flexible printed circuit board comprises: a first layer (e.g., a first layer (LY1) of FIG. 9 and/or FIG.
- a second layer e.g., a second layer (LY2) of FIG. 9 and/or FIG. 11 ) disposed on the first layer and including signal lines (e.g., signal lines 461a, 461b, 461c of FIG. 9 and/or FIG. 11 ) and ground lines (e.g., ground lines 463a, 463b, 463c, 463d of FIG. 9 and/or FIG. 11 ) arranged alternately along at least one folding axis direction; a third layer (e.g., a first layer (LY1) of FIG. 9 and/or FIG.
- signal lines e.g., signal lines 461a, 461b, 461c of FIG. 9 and/or FIG. 11
- ground lines e.g., ground lines 463a, 463b, 463c, 463d of FIG. 9 and/or FIG. 11 arranged alternately along at least one folding axis direction
- a third layer e.g., a first layer (LY1) of FIG. 9
- a third layer (LY3) of the third layer, and at least one elastic line e.g., an elastic line (465; 465a, 465b, 465c, 465d and/or 565; 565a, 565b, 565c, 565d)(s) of FIG. 9 and/or FIG. 11
- an elastic line (465; 465a, 465b, 465c, 465d and/or 565; 565a, 565b, 565c, 565d)(s) of FIG. 9 and/or FIG. 11
- the flexible printed circuit board may be configured to deform as the first housing and the second housing rotate relative to each other by having at least a portion of the portion where the elastic line is arranged disposed in the hinge region.
- the flexible printed circuit board can further include at least one groove (e.g., groove (464; 464a, 464b) of FIGS. 8 to 11) formed at a position corresponding to at least one of the ground lines on a surface of the third layer.
- the at least one elastomeric line can include an elastomeric polymer filled in at least a portion of the at least one groove.
- the third layer may include an insulating layer (e.g., an insulating layer (LY3b) of FIG. 9 and/or FIG. 11), a conductive layer (e.g., a conductive layer (LY3a) of FIG. 9 and/or FIG. 11) disposed between the second layer and the insulating layer and electrically connected to at least one of the grounds, and at least one groove formed at a position corresponding to at least one of the ground lines on a surface of the insulating layer.
- the at least one elastic line may include an elastomeric polymer filled in at least a portion of the at least one groove.
- the at least one groove may include a first groove extending from the hinge region toward an interior region of the first housing (e.g., the first groove (464a) of FIG. 10), and a second groove extending from the hinge region toward an interior region of the second housing (e.g., the second groove (464b) of FIG. 9).
- the first groove and the second groove may be arranged on a single straight trajectory (e.g., a trajectory indicated as 'TR1' or 'TR2' of FIG. 10) or a single curved trajectory with a specified interval therebetween.
- the second layer may further include an insulating material (e.g., an insulating material layer (469) of FIG. 9 or FIG. 11) provided to surround at least a portion of at least one of the signal lines or at least a portion of at least one of the ground lines, and at least one via conductor (e.g., a via conductor (467) of FIG. 10) positioned to penetrate the insulating material at a designated interval between the first groove and the second groove.
- an insulating material e.g., an insulating material layer (469) of FIG. 9 or FIG. 11
- at least one via conductor e.g., a via conductor (467) of FIG.
- the designated gap between the first groove and the second groove can be located within the hinge region.
- the at least one elastic line is arranged corresponding to at least one of the ground lines between the second layer and the third layer, thereby electrically connecting the third layer to at least one of the ground lines.
- the electronic device as described above may further include a flexible display (e.g., the display (230) of FIG. 4) including a first display area (e.g., the first display area (231) of FIG. 4) disposed in the first housing, a second display area (e.g., the second display area (232) of FIG. 4) disposed in the second housing, and a folding area (e.g., the folding area (233) of FIG. 4) disposed corresponding to the hinge area and connecting the first display area to the second display area.
- a flexible display e.g., the display (230) of FIG. 4
- a first display area e.g., the first display area (231) of FIG. 4
- a second display area e.g., the second display area (232) of FIG. 4
- a folding area e.g., the folding area (233) of FIG.
- the elastic line can be arranged at least partially corresponding to the hinge region or the folding region.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
Abstract
Description
Claims (15)
- 전자 장치(101; 200; 300)에 있어서,제1 하우징(210) 및 제 2 하우징(220)을 포함하는 하우징 구조;상기 제1 하우징과 상기 제2 하우징을 회동 가능하게 결합시키며, 상기 제1 하우징 또는 상기 제2 하우징의 회동 중심이 되는 적어도 하나의 폴딩 축(A)을 제공하도록 구성된 힌지 구조(202); 및상기 제1 하우징의 내부로부터 상기 힌지 구조(202)를 가로질러 상기 제2 하우징의 내부로 배치된 가요성 인쇄회로 기판(266; 406; 506)을 포함하고,상기 가요성 인쇄회로 기판의, 상기 힌지 구조(202)를 지나는 영역은, 기판(substrate)층(LY1), 차폐층(LY3), 및 상기 기판 층과 상기 차폐 층 사이에 형성된 신호 라인 층(LY2)를 포함하고,상기 신호 라인 층은, 상기 적어도 하나의 폴딩 축에 실질적으로 수직한 방향을 따라 연장되며 서로 인접하게 배치된 신호 라인(461a)과 그라운드 라인(463a)을 포함하고,상기 차폐 층은, 상기 신호 라인과 이격되고 상기 그라운드 라인과 전기적으로 연결된 차폐(shielding) 도전 층(LY3a) 및 상기 차폐 도전 층 위에 형성된 차폐 절연층(LY3b)을 포함하고,상기 가요성 인쇄회로 기판은 상기 힌지 구조가 배치된 영역을 가로지르는 부분에서, 상기 그라운드 라인과 적어도 일부 정렬되게(as aligned) 형성된 탄성 라인 층(elastic line layer)(465)을 포함하는 전자 장치.
- 제1 항에 있어서, 상기 탄성 라인 층은 상기 차폐 절연 층 위에 형성된, 전자 장치.
- 제2 항에 있어서, 상기 차폐 절연 층은 상기 그라운드 라인에 대응하는 위치에 형성된 리세스 영역(464)을 포함하고, 상기 탄성 라인 층은 상기 리세스 영역에 형성된, 전자 장치.
- 제1 항에 있어서, 상기 탄성 라인 층은 상기 차폐 절연 층과 상기 차폐 도전 층 사이에 형성된, 전자 장치.
- 제4 항에 있어서, 상기 차폐 도전 층은 상기 그라운드 라인에 대응하는 위치에 형성된 리세스 영역을 포함하고, 상기 탄성 라인 층은 상기 리세스 영역에 형성된, 전자 장치.
- 제5 항에 있어서, 상기 탄성 라인 층의 상면은 상기 차폐 절연 층의 상면과 연속된 평면 또는 연속된 곡면에서 정렬되도록 상기 리세스 영역에 형성된, 전자 장치.
- 제6 항에 있어서, 상기 차폐 도전 층은 상기 그라운드 라인의 일면(a surface)과 접촉된, 전자 장치.
- 제1 항에 있어서, 상기 탄성 라인 층은 상기 상기 차폐 도전 층과 상기 그라운드 라인 층 사이에 형성된, 전자 장치.
- 제8 항에 있어서, 상기 탄성 라인 층은 도전성 물질을 포함하고, 상기 차폐 도전 층을 상기 그라운드 라인에 전기적으로 연결시킨, 전자 장치.
- 제1 항 내지 제9 항 중 어느 한 항에 있어서, 상기 신호 라인 층은 적어도 부분적으로 상기 신호 라인과 상기 그라운드 라인 사이에 형성된 절연 물질 층을 더 포함하는, 전자 장치.
- 제1 항 내지 제10 항 중 어느 한 항에 있어서,상기 절연층의 표면에서 상기 그라운드 라인에 상응하는 위치에 형성된 적어도 하나의 홈을 더 포함하고,상기 적어도 하나의 홈은,상기 힌지 영역으로부터 상기 제1 하우징의 내부 영역을 향하게 연장된 제1 홈(464a); 및상기 힌지 영역으로부터 상기 제2 하우징의 내부 영역을 향하게 연장된 제2 홈(464b)을 포함하고,상기 제1 홈과 상기 제2 홈은 지정된 간격(NC)을 두고 하나의 직선 궤적(TR1, TR2) 또는 하나의 곡선 궤적 상에 배치된 전자 장치.
- 제11 항에 있어서, 상기 신호 라인 층은,상기 신호 라인의 적어도 일부 또는 상기 그라운드 라인의 적어도 일부를 감싸게 제공된 절연 물질 층(469); 및상기 제1 홈과 상기 제2 홈 사이의 지정된 간격에서 상기 절연 물질 층을 관통하게 배치된 적어도 하나의 비아 도체(467)를 더 포함하는 전자 장치.
- 제11 항 내지 제12 항 중 어느 한 항에 있어서, 상기 제1 홈과 상기 제2 홈 사이의 지정된 간격은 상기 힌지 구조가 배치된 영역 내에 배치된 전자 장치.
- 제1 항 내지 제13 항 중 어느 한 항에 있어서, 상기 제1 하우징과 상기 제2 하우징이 상기 적어도 하나의 폴딩 축을 중심으로 회동함에 따라, 상기 가요성 인쇄회로 기판은 상기 탄성 라인 층이 배치된 부분의 적어도 일부가 변형되도록 구성된 전자 장치.
- 제1 항 내지 제14 항 중 어느 한 항에 있어서,상기 가요성 인쇄회로 기판을 이용하여 통신 신호를 전송하도록 구성된 프로세서 또는 통신 모듈;상기 제1 하우징과 상기 제2 하우징 중 어느 한 하우징에 배치된 회로 기판; 및상기 제1 하우징과 상기 제2 하우징 중 다른 한 하우징에 배치된 도전성 패턴을 더 포함하고,상기 통신 모듈은 상기 회로 기판에 배치되고, 상기 신호 라인을 통하여 상기 도전성 패턴과 전기적으로 연결되어 무선 통신 신호를 송신 또는 수신하는 전자 장치.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP24729715.3A EP4521857A4 (en) | 2023-07-17 | 2024-05-27 | ELECTRONIC DEVICE COMPRISING A FLEXIBLE PRINTED CIRCUIT BOARD |
| AU2024292122A AU2024292122A1 (en) | 2023-07-17 | 2024-05-27 | Electronic device including flexible printed circuit board |
| CN202480046871.9A CN121533143A (zh) | 2023-07-17 | 2024-05-27 | 包括柔性印刷电路板的电子装置 |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20230092291 | 2023-07-17 | ||
| KR10-2023-0092291 | 2023-07-17 | ||
| KR10-2023-0113062 | 2023-08-28 | ||
| KR1020230113062A KR20250012486A (ko) | 2023-07-17 | 2023-08-28 | 가요성 인쇄회로 기판을 포함하는 전자 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2025018566A1 true WO2025018566A1 (ko) | 2025-01-23 |
Family
ID=94281686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2024/007173 Pending WO2025018566A1 (ko) | 2023-07-17 | 2024-05-27 | 가요성 인쇄회로 기판을 포함하는 전자 장치 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP4521857A4 (ko) |
| CN (1) | CN121533143A (ko) |
| AU (1) | AU2024292122A1 (ko) |
| WO (1) | WO2025018566A1 (ko) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010109152A (ja) * | 2008-10-30 | 2010-05-13 | Sumitomo Bakelite Co Ltd | 多層配線基板および折り畳み式電子機器 |
| KR20180032375A (ko) * | 2016-09-22 | 2018-03-30 | 삼성전기주식회사 | 인쇄회로기판 |
| KR20200021172A (ko) * | 2018-08-20 | 2020-02-28 | 삼성전자주식회사 | 굴곡부를 포함하는 인쇄 회로 기판 및 이를 포함하는 전자 장치 |
| KR20200048238A (ko) * | 2018-10-29 | 2020-05-08 | 삼성전자주식회사 | 벤딩 특성을 갖는 배선 부재 및 이를 포함하는 전자 장치 |
| KR20200132041A (ko) | 2019-05-15 | 2020-11-25 | 삼성전자주식회사 | 방열 구조를 포함하는 전자 장치 |
| KR20220012028A (ko) * | 2020-07-22 | 2022-02-03 | 삼성전자주식회사 | 연성회로기판 및 이를 포함하는 전자 장치 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI622328B (zh) * | 2014-03-03 | 2018-04-21 | Stretchable flexible circuit board |
-
2024
- 2024-05-27 WO PCT/KR2024/007173 patent/WO2025018566A1/ko active Pending
- 2024-05-27 CN CN202480046871.9A patent/CN121533143A/zh active Pending
- 2024-05-27 EP EP24729715.3A patent/EP4521857A4/en active Pending
- 2024-05-27 AU AU2024292122A patent/AU2024292122A1/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010109152A (ja) * | 2008-10-30 | 2010-05-13 | Sumitomo Bakelite Co Ltd | 多層配線基板および折り畳み式電子機器 |
| KR20180032375A (ko) * | 2016-09-22 | 2018-03-30 | 삼성전기주식회사 | 인쇄회로기판 |
| KR20200021172A (ko) * | 2018-08-20 | 2020-02-28 | 삼성전자주식회사 | 굴곡부를 포함하는 인쇄 회로 기판 및 이를 포함하는 전자 장치 |
| KR20200048238A (ko) * | 2018-10-29 | 2020-05-08 | 삼성전자주식회사 | 벤딩 특성을 갖는 배선 부재 및 이를 포함하는 전자 장치 |
| KR20200132041A (ko) | 2019-05-15 | 2020-11-25 | 삼성전자주식회사 | 방열 구조를 포함하는 전자 장치 |
| US11013149B2 (en) | 2019-05-15 | 2021-05-18 | Samsung Electronics Co., Ltd. | Electronic device including heat dissipation structure |
| KR20220012028A (ko) * | 2020-07-22 | 2022-02-03 | 삼성전자주식회사 | 연성회로기판 및 이를 포함하는 전자 장치 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP4521857A4 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2024292122A1 (en) | 2025-12-11 |
| EP4521857A4 (en) | 2025-07-09 |
| CN121533143A (zh) | 2026-02-13 |
| EP4521857A1 (en) | 2025-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2022071736A1 (ko) | 플렉서블 디스플레이를 포함하는 전자 장치 | |
| WO2024071815A1 (ko) | 탈착 가능한 힌지 커버를 포함하는 전자 장치 | |
| WO2022158753A1 (ko) | 안테나 구조 및 이를 포함하는 전자 장치 | |
| WO2023048381A1 (ko) | 힌지 어셈블리 및 이를 포함하는 전자 장치 | |
| WO2022139376A1 (ko) | 코일 안테나를 포함하는 전자 장치 | |
| WO2022154352A1 (ko) | 안테나 구조 및 이를 포함하는 전자 장치 | |
| WO2024005608A1 (ko) | 힌지 연동형 풋 구조를 포함하는 전자 장치 | |
| WO2025018566A1 (ko) | 가요성 인쇄회로 기판을 포함하는 전자 장치 | |
| WO2023234514A1 (ko) | 힌지 모듈 및 그를 포함하는 전자 장치 | |
| WO2023182601A1 (ko) | 플렉서블 접속 부재 및 그를 포함하는 전자 장치 | |
| WO2025018635A1 (ko) | 블록을 포함하는 전자장치 | |
| WO2025023623A1 (ko) | 전자장치 | |
| WO2026014854A1 (ko) | 차폐플레이트를 포함하는 전자장치 | |
| WO2025263961A1 (ko) | 힌지 구조 및 그를 포함하는 전자 장치 | |
| WO2024029767A1 (ko) | 기판부를 포함하는 폴더블 전자 장치 | |
| WO2023128553A1 (ko) | 플렉서블 디스플레이를 포함하는 전자 장치 | |
| WO2025037787A1 (ko) | 전자장치 | |
| WO2026005330A1 (ko) | 디스플레이 지지 구조를 포함하는 전자 장치 | |
| WO2026059398A1 (ko) | 보호 커버를 포함하는 폴더블 전자 장치 | |
| WO2025014118A1 (ko) | 안테나를 포함하는 전자장치 | |
| WO2024122857A1 (ko) | 전자기 유도 패널의 파손을 감소시키기 위한 구조를 포함하는 전자 장치 | |
| WO2025151016A1 (ko) | 힌지 및 이동 가능한 안테나 케이블을 포함하는 전자장치 | |
| WO2025110495A1 (ko) | 안테나 모듈을 포함하는 전자 장치 | |
| WO2025018610A1 (ko) | 안테나 모듈을 포함하는 전자 장치 | |
| WO2024075922A1 (ko) | 전자기 센서를 포함하는 전자 장치 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENP | Entry into the national phase |
Ref document number: 2024729715 Country of ref document: EP Effective date: 20240607 |
|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 24729715 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: AU2024292122 Country of ref document: AU |
|
| ENP | Entry into the national phase |
Ref document number: 2024292122 Country of ref document: AU Date of ref document: 20240527 Kind code of ref document: A |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 202617011775 Country of ref document: IN |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| WWP | Wipo information: published in national office |
Ref document number: 202617011775 Country of ref document: IN |